/* ================= Poster / Image Packages ================= */
.poster-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:26px}
.poster-card{background:var(--card,#fff);border-radius:18px;overflow:hidden;box-shadow:0 10px 30px rgba(0,0,0,.08);
  transition:transform .3s ease,box-shadow .3s ease;display:flex;flex-direction:column}
.poster-card:hover{transform:translateY(-6px);box-shadow:0 18px 44px rgba(0,0,0,.14)}
.poster-card .poster-thumb{position:relative;background:#f3f1ec;display:block}
.poster-card .poster-thumb img{width:100%;display:block;object-fit:cover;aspect-ratio:3/4}
.poster-card .poster-flag{position:absolute;top:12px;left:12px;background:rgba(0,0,0,.62);color:#fff;
  font-size:12px;letter-spacing:.06em;text-transform:uppercase;padding:5px 11px;border-radius:99px;backdrop-filter:blur(4px)}
.poster-card .poster-body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:10px}
.poster-card h3{font-size:18px;line-height:1.3;margin:0}
.poster-card .poster-meta{font-size:13px;color:var(--muted)}
.poster-card .poster-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto}
.poster-card .poster-price{font-weight:700;color:var(--purple,#3b2a63)}

/* Detail page */
.poster-detail{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:start}
@media(max-width:900px){.poster-detail{grid-template-columns:1fr}}
.poster-sheet{background:#fff;border-radius:18px;padding:14px;box-shadow:0 12px 34px rgba(0,0,0,.10)}
.poster-sheet img{width:100%;display:block;border-radius:12px;cursor:zoom-in}
.poster-sheet + .poster-sheet{margin-top:22px}
.poster-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}

/* Lightbox */
.poster-lb{position:fixed;inset:0;background:rgba(12,10,20,.92);display:none;align-items:center;justify-content:center;z-index:9999;padding:20px}
.poster-lb.open{display:flex}
.poster-lb img{max-width:100%;max-height:100%;border-radius:10px;box-shadow:0 20px 60px rgba(0,0,0,.6)}
.poster-lb .poster-lb-close{position:absolute;top:18px;right:24px;color:#fff;font-size:34px;line-height:1;cursor:pointer;background:none;border:0}